Prototype - Batter powered DC motor speed controller Oct - 2022 . Attiny85 can run at less than 1uA when in deep sleep. Perfect for battery powered applications with no power switch! Press and hold momentary button to power up. . PCBs - @jlcpcb Design - @kai.lab_ Assembly and firmware - @kai.lab_ Components - @mouserelec . . #pcb #pcbdesign #arduino #eagle #design #mechatronics #electricalengineering

WIP - Linear actuator for architectural model Oct - 2022 . The counterweight offset the lifting load to prevent the lead screw from back driving. . Lead screw actuator and components: @ooznest Design: @kai.lab_ Laser cut aluminum @ads_laser . #engineering #design #arduino #mechatronics #mechanism #fusion360 @openbuilds